A compound closely associated with the aromas of several popular American hop varieties that is characterized by rose-like, floral, and citrus fruit aroma and flavors.

An off flavor in beer that causes cheesy, rancid, putrid, and baby vomit-type flavors at concentrations above its beer flavor threshold.

Geosmin is considered an off-flavor in beer and is cause by contaminated brewing liquor, rinse liquor, or dilution liquor.